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Finding the Third Proportional to 25,347.94 and 28,203.19

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Solution

The third proportional to 25,347.94 and 28,203.19 is: 31,380.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,347.94 : 28,203.19 = 28,203.19 : x
  2. Step 2: Convert to fraction form
    25,347.94/28,203.19 = 28,203.19/x
  3. Step 3: Cross multiply
    25,347.94x = 28,203.19 × 28,203.19
  4. Step 4: Simplify right side
    25,347.94x = 795,419,785.16
  5. Step 5: Solve for x
    x = 795,419,785.16/25,347.94
  6. Step 6: Final answer
    x = 31,380.06

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Why These Related Problems?

These problems maintain the same ratio (1.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.